Sr Data Analyst

Purpose The Senior Data Analyst serves as a thought leader, extracting meaning and insights from data to support informed decision-making. This role will be instrumental in supporting the implementation of a Data Integration/Data Warehouse for the Delivery Team, ensuring data integrity, accuracy, and usability to drive business outcomes. Key Responsibilities • Perform data cleaning to identify and resolve erroneous or inconsistent data. • Analyze and assess the quality and integrity of datasets, including reference data. • Design and implement data collection systems and strategies to optimize statistical efficiency and data quality. • Understand the business meaning and context of data to provide actionable insights. • Acquire data from internal and external sources, while maintaining mapping documentation. • Document Source to Target Mapping (STTM) and maintain mapping files. • Perform data analysis and data modeling to create STTM. • Conduct gap analysis of data requirements versus current data sources. • Collaborate with business analysts and data experts to gather and refine data requirements. • Assess current data sets and assist in resolving data anomalies. • Interpret and analyze data using statistical techniques, and provide regular reports and feedback. • Evaluate risks using statistical information to support compliance and operations. • Perform data profiling (preferably with Ab Initio DQE). Qualifications • 7+ years of proven experience as a Data Analyst, with a strong track record in data integration and analytics projects. • 7+ years of hands-on experience with Big Data/NoSQL platforms, including delivery of production-scale projects. • 7+ years of expertise in SQL and data modeling (3rd Normal Form and dimensional modeling). • 7+ years of experience in Source to Target Mapping (STTM) and gap analysis. • Strong ability to design and execute complex queries, assess data quality, and develop accurate mappings. • Experience across multiple data warehousing and analytics projects. • 3+ years of experience in the Healthcare industry (required). • Data profiling expertise, ideally with Ab Initio DQE.